/*
 * Copyright (c) 2009-2011, okazoh_tk. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  - Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 */

#ifndef ALKES_DIRECTX_VERTEX_BUFFER_H_INCLUDED_
#define ALKES_DIRECTX_VERTEX_BUFFER_H_INCLUDED_

#include "alkes/gfx/VertexBufferHelper.h"
#include "alkes/directx9/DirectXGraphics.h"
#include "alkes/core/TExtendBuffer.h"

namespace alkes {

/// \addtogroup DirectX9
//@{

class AL_DX9_EXPORT DirectXVertexBuffer
    : public VertexBufferHelper
{
    AL_DECLARE_CLASS(DirectXVertexBuffer, VertexBufferHelper);

public:
    static DirectXVertexBuffer* create(DirectXGraphics* graphics, uint32_t vertex_type);

    IDirect3DVertexBuffer* getIDirect3DVertexBuffer();
    DWORD getFVF() const;

    virtual int32_t getVertexCount();
    virtual void* getBuffer(int32_t index, int32_t count);
    virtual int32_t getVertexSize();
    virtual const VertexTypeTrait* getVertexTypeTraits(int32_t& length);

protected:
    DirectXVertexBuffer(DirectXGraphics* graphics, uint32_t vertex_type);
    virtual ~DirectXVertexBuffer();
    virtual void destroy();

    virtual bool onSetDiffuse(int32_t index, int32_t count, const Color* color);
    virtual bool onSetSpecular(int32_t index, int32_t count, const Color* color);

    IDirect3DVertexBuffer* constructVertexBuffer();

private:
    DirectXGraphics* graphics_;
    IDirect3DVertexBuffer* vbuffer_;
    int32_t vbuffer_size_;
    int32_t vertex_size_;
    int32_t vertex_count_;
    TExtendBuffer<CopyExtendPolicy<alkes::StdlibAllocator> > buffer_;
};

//@}

}

#endif
